Related by context. Frequent words. (Click for all words.) 78 glaciers 62 Greenland ice 62 melting glaciers 60 polar ice 59 Himalayan glaciers 59 glacier 59 Glaciers 56 meltwater 56 Antarctic ice 55 glacial ice 54 Antarctic Peninsula 53 melting ice 53 extinctions 53 ecosystems 52 Antarctica 52 polar regions 52 oceans 51 atmospheric carbon dioxide 51 Arctic Ocean 51 amphibian species 51 permafrost 49 coral reefs 49 aquatic ecosystems 49 Little Ice Age 49 marine ecosystems 49 tropics 49 boreal 48 greenhouse gas concentrations 48 freshwater 48 snowpack 48 tropical forests 48 coral bleaching 48 climatologists 48 mass extinctions 47 volcanism 47 atmospheric CO2 47 glacial 47 Arctic 47 lakes 47 acidification 47 ozone depletion 46 amphibians 46 river basins 46 corals 46 climatic 46 biodiversity 46 habitats 46 Overpeck 46 mountain ranges 46 mountain snowpack 46 Sierra snowpack 45 lichens 45 desertification 45 latitudes 45 World Meteorological Organization 45 anthropogenic 45 precipitation 45 boreal forest 45 forest ecosystems 44 freshwater lake 44 Coral reefs 44 ocean acidification 44 global warming 44 rivers 44 tropical forest 44 polar bears 44 geologic 44 species 44 volcanic activity 44 ice melts 44 Himalayas 44 mammal species 44 mass extinction 44 plate tectonics 44 habitat 44 biosphere 44 heatwaves 43 floods droughts 43 Amazon rainforest 43 polar 43 melting 43 reefs 43 bird species 43 climate change 43 Antarctic 43 journal Geophysical Research 43 marine biodiversity 43 snowmelt 43 hydrological 42 coral species 42 mosses 42 Geophysical Research 42 Aral Sea 42 phytoplankton 42 Global warming 42 warmer temperatures 42 frog species 42 tropical rainforests 42 icebergs 42 diatoms 42 algal blooms